LP3470IM5-2.75

Product Overview

Category

LP3470IM5-2.75 belongs to the category of voltage regulators.

Use

It is commonly used to regulate and stabilize voltage levels in electronic circuits.

Characteristics

• Low dropout voltage
• Low quiescent current
• High output accuracy
• Thermal shutdown protection

Package

LP3470IM5-2.75 is available in a miniature SOT-23-5 package.

Essence

The essence of LP3470IM5-2.75 lies in its ability to provide stable voltage regulation for various electronic applications.

Packaging/Quantity

LP3470IM5-2.75 is typically packaged in reels, with each reel containing 3000 units.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage: 2.75V
• Dropout Voltage: 150mV at 100mA
• Quiescent Current: 1µA (typical)
• Output Accuracy: ±2%
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

LP3470IM5-2.75 has five pins arranged as follows:

```

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| | --| Vout GND|-- --| EN Vin|-- --| NC NC |-- |___________| ```

Pin Description: - Vout: Output voltage pin - GND: Ground reference pin - EN: Enable pin (active high) - Vin: Input voltage pin - NC: No connection

Functional Features

1. Low Dropout Voltage: LP3470IM5-2.75 exhibits a low dropout voltage, ensuring efficient voltage regulation even when the input voltage is close to the desired output voltage.
2. Low Quiescent Current: The regulator consumes minimal current in standby mode, reducing power consumption and extending battery life in portable devices.
3. High Output Accuracy: LP3470IM5-2.75 provides precise output voltage regulation with a tolerance of ±2%, ensuring reliable performance in various applications.
4. Thermal Shutdown Protection: The device incorporates thermal shutdown protection, preventing damage due to excessive temperature.

Advantages and Disadvantages

Advantages

• Compact SOT-23-5 package allows for space-efficient integration into electronic circuits.
• Low dropout voltage enables efficient voltage regulation even with low input voltages.
• Low quiescent current minimizes power consumption in standby mode.
• High output accuracy ensures reliable performance in voltage-sensitive applications.
• Thermal shutdown protection safeguards the device from overheating.

Disadvantages

• Limited output voltage options (specifically 2.75V in this case).
• Not suitable for applications requiring higher output currents.

Working Principles

LP3470IM5-2.75 operates as a linear voltage regulator. It compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. When the input voltage is within the specified range, the regulator provides a constant output voltage of 2.75V.

Detailed Application Field Plans

LP3470IM5-2.75 finds application in various electronic systems that require stable voltage regulation. Some potential application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices benefit from LP3470IM5-2.75's low quiescent current and efficient voltage regulation.
2. IoT devices: LP3470IM5-2.75 can be used in Internet of Things (IoT) devices that operate on low power and require precise voltage control.
3. Automotive electronics: The regulator's wide operating temperature range and thermal shutdown protection make it suitable for automotive applications, including infotainment systems and sensor modules.

Detailed and Complete Alternative Models

1. LP3470IM5-2.8: Similar to LP3470IM5-2.75 but provides an output voltage of 2.8V.
2. LP3470IM5-3.0: Offers an output voltage of 3.0V, suitable for applications requiring a slightly higher voltage level.
3. LP3470IM5-2.5: Provides an output voltage of 2.5V, ideal for low-power devices with specific voltage requirements.

These alternative models offer different output voltage options while maintaining similar characteristics and package types.

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